package com.atguigu.gulimall.order.interceptor;

import com.atguigu.common.constant.AuthServerConstant;
import com.atguigu.common.vo.MemberResponseVo;
import org.springframework.stereotype.Component;
import org.springframework.util.AntPathMatcher;
import org.springframework.web.servlet.HandlerInterceptor;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * @create: 2024/9/11
 * @author: gyhe10
 * @description: order 服务请求登录拦截器
 **/

@Component
public class LoginUserInterceptor implements HandlerInterceptor {

    public static ThreadLocal<MemberResponseVo> loginUser = new ThreadLocal<>();

    /**
     * 在请求处理之前进行调用（Controller方法调用之前）
     * @param request
     * @param response
     * @param handler
     * @return
     * @throws Exception
     */
    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {

        String uri = request.getRequestURI();
        AntPathMatcher antPathMatcher = new AntPathMatcher();
        boolean match = antPathMatcher.match("/order/order/status/**", uri);
        boolean match1 = antPathMatcher.match("/payed/notify", uri);
        if (match || match1) {
            return true;
        }

        MemberResponseVo vo = (MemberResponseVo) request.getSession().getAttribute(AuthServerConstant.LOGIN_USER);
        if (vo == null) {
            // 未登录，重定向到登录页
            request.getSession().setAttribute("msg", "请先登录");
            response.sendRedirect("http://auth.gulimall.com/login.html");
            return false;
        } else {
            loginUser.set(vo);
            return true;
        }
    }

    @Override
    public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex) throws Exception {
        loginUser.remove();
    }
}
